CN111653712B - 一种电化学装置隔离膜及其制备方法 - Google Patents

一种电化学装置隔离膜及其制备方法 Download PDF

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CN111653712B
CN111653712B CN202010434825.XA CN202010434825A CN111653712B CN 111653712 B CN111653712 B CN 111653712B CN 202010434825 A CN202010434825 A CN 202010434825A CN 111653712 B CN111653712 B CN 111653712B
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electrochemical device
lithium ion
membrane
slurry
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CN111653712A (zh
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程跃
陈永乐
史新宇
胡君
虞少波
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Shanghai Energy New Materials Technology Co Ltd
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Priority to KR1020227041432A priority patent/KR20230005911A/ko
Priority to US17/926,345 priority patent/US20230187781A1/en
Priority to EP21807985.3A priority patent/EP4156399A1/en
Priority to JP2022571259A priority patent/JP2023526525A/ja
Priority to PCT/CN2021/080286 priority patent/WO2021232904A1/zh
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/446—Composite material consisting of a mixture of organic and inorganic materials
    • H—ELECTRICITY
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    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H—ELECTRICITY
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    • H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/403—Manufacturing processes of separators, membranes or diaphragms
    • H—ELECTRICITY
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    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
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    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/491—Porosity
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    • H01M50/489—Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
    • H01M50/497—Ionic conductivity
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    • H01M50/40—Separators; Membranes; Diaphragms; Spacing elements inside cells
    • H01M50/409—Separators, membranes or diaphragms characterised by the material
    • H01M50/449—Separators, membranes or diaphragms characterised by the material having a layered structure
    • H01M50/451—Separators, membranes or diaphragms characterised by the material having a layered structure comprising layers of only organic material and layers containing inorganic material
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
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  • Chemical & Material Sciences (AREA)
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  • Electrochemistry (AREA)
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  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Ceramic Engineering (AREA)
  • Cell Separators (AREA)
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CN202010434825.XA 2020-05-21 2020-05-21 一种电化学装置隔离膜及其制备方法 Active CN111653712B (zh)

Priority Applications (6)

Application Number Priority Date Filing Date Title
CN202010434825.XA CN111653712B (zh) 2020-05-21 2020-05-21 一种电化学装置隔离膜及其制备方法
KR1020227041432A KR20230005911A (ko) 2020-05-21 2021-03-11 전기화학 장치 격리막 및 그 제조방법
US17/926,345 US20230187781A1 (en) 2020-05-21 2021-03-11 Isolating membrane of electrochemical device and preparation method therefor
EP21807985.3A EP4156399A1 (en) 2020-05-21 2021-03-11 Isolating membrane of electrochemical device and preparation method therefor
JP2022571259A JP2023526525A (ja) 2020-05-21 2021-03-11 電気化学装置のセパレータ及びその作製方法
PCT/CN2021/080286 WO2021232904A1 (zh) 2020-05-21 2021-03-11 一种电化学装置隔离膜及其制备方法

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EP (1) EP4156399A1 (ja)
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KR (1) KR20230005911A (ja)
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WO2020226334A1 (ko) * 2019-05-03 2020-11-12 주식회사 엘지화학 고체 전해질막 및 이를 포함하는 전고체 전지
CN111653712B (zh) * 2020-05-21 2021-09-28 上海恩捷新材料科技有限公司 一种电化学装置隔离膜及其制备方法
CN113540693A (zh) * 2021-07-20 2021-10-22 无锡恩捷新材料科技有限公司 一种锂电池隔板
CN114843708B (zh) * 2022-07-04 2022-10-11 中材锂膜(宁乡)有限公司 一种多孔隔膜、其制备方法及电化学装置
CN115101891B (zh) * 2022-07-19 2024-03-05 中材锂膜有限公司 一种锂离子电池隔膜的制备方法
CN118040237A (zh) * 2022-11-04 2024-05-14 中材锂膜(宁乡)有限公司 一种低内阻陶瓷涂覆隔膜及其制备方法、锂离子电池
CN115832612A (zh) * 2023-02-14 2023-03-21 溧阳月泉电能源有限公司 一种电池隔膜及其制备方法

Citations (6)

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CN1331843A (zh) * 1998-11-04 2002-01-16 Basf公司 用作电化学电池中分离器的复合体
CN102097647A (zh) * 2009-12-09 2011-06-15 微宏动力系统（湖州）有限公司 锂离子电池
CN104638215A (zh) * 2013-08-21 2015-05-20 通用汽车环球科技运作有限责任公司 锂基电池的柔性膜和涂覆电极
CN108878733A (zh) * 2017-05-11 2018-11-23 上海恩捷新材料科技股份有限公司 一种电化学装置隔离膜涂层及其制备方法和用途
CN109638202A (zh) * 2018-11-22 2019-04-16 溧阳天目先导电池材料科技有限公司 一种离子电子导体复合膜及其制备方法和锂电池
CN110021730A (zh) * 2018-01-09 2019-07-16 三星电子株式会社 复合膜、包括复合膜的负极结构体、包括负极结构体的锂电池和制造复合膜的方法

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WO2006004366A1 (en) * 2004-07-07 2006-01-12 Lg Chem, Ltd. New organic/inorganic composite porous film and electrochemical device prepared thereby
JP5865168B2 (ja) * 2012-04-20 2016-02-17 住友化学株式会社 積層多孔質フィルムの製造方法及び積層多孔質フィルム、並びに非水電解液二次電池
RU2635919C1 (ru) * 2013-10-18 2017-11-17 ЭлДжи КЕМ, ЛТД. Разделительная мембрана и содержащий ее литий-серный аккумулятор
CN109494390A (zh) * 2018-10-30 2019-03-19 溧阳天目先导电池材料科技有限公司 一种改性固态电解质膜及其制备方法和锂电池
CN111653712B (zh) * 2020-05-21 2021-09-28 上海恩捷新材料科技有限公司 一种电化学装置隔离膜及其制备方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1331843A (zh) * 1998-11-04 2002-01-16 Basf公司 用作电化学电池中分离器的复合体
CN102097647A (zh) * 2009-12-09 2011-06-15 微宏动力系统（湖州）有限公司 锂离子电池
CN104638215A (zh) * 2013-08-21 2015-05-20 通用汽车环球科技运作有限责任公司 锂基电池的柔性膜和涂覆电极
CN108878733A (zh) * 2017-05-11 2018-11-23 上海恩捷新材料科技股份有限公司 一种电化学装置隔离膜涂层及其制备方法和用途
CN110021730A (zh) * 2018-01-09 2019-07-16 三星电子株式会社 复合膜、包括复合膜的负极结构体、包括负极结构体的锂电池和制造复合膜的方法
CN109638202A (zh) * 2018-11-22 2019-04-16 溧阳天目先导电池材料科技有限公司 一种离子电子导体复合膜及其制备方法和锂电池

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WO2021232904A1 (zh) 2021-11-25
CN111653712A (zh) 2020-09-11
KR20230005911A (ko) 2023-01-10
JP2023526525A (ja) 2023-06-21
EP4156399A1 (en) 2023-03-29
US20230187781A1 (en) 2023-06-15

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